US Department of Homeland Security
· US Citizenship and Immigration Services general information https://www.uscis.gov/
· Case processing times https://egov.uscis.gov/processing-times/
· Online case status https://egov.uscis.gov/casestatus/landing.do
· I-94 retrieval https://i94.cbp.dhs.gov
· Retrieve travel history https://i94.cbp.dhs.gov/I94/#/history-search
US Department of Labor
· Wage and Hour Division https://www.dol.gov/whd/immigration/h1b.htm
US Department of State
· Visa Bulletin https://travel.state.gov/content/visas/english/law-and-policy/bulletin.html